Home / 196,157.14-270,727.05-111,256.18

Finding the Fourth Proportional to 196,157.14, 270,727.05 and 111,256.18

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Solution

The fourth proportional to 196,157.14, 270,727.05 and 111,256.18 is: 153,550.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,157.14 : 270,727.05 = 111,256.18 : x
  2. Step 2: Convert to fraction form
    196,157.14/270,727.05 = 111,256.18/x
  3. Step 3: Cross multiply
    196,157.14x = 270,727.05 × 111,256.18
  4. Step 4: Simplify right side
    196,157.14x = 30,120,057,405.67
  5. Step 5: Solve for x
    x = 30,120,057,405.67/196,157.14
  6. Step 6: Final answer
    x = 153,550.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.